body {
    font-family: 'Arial', sans-serif;
    background: linear-gradient(135deg, #71b7e6, #9b59b6);
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
}

.login-container {
    background: #fff;
    padding: 20px 40px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    text-align: center;
    width: 350px;
}

.login-form h1 {
    margin-bottom: 20px;
    color: #333;
}

.input-group {
    margin-bottom: 15px;
}

.input-group label {
    display: block;
    font-weight: bold;
    margin-bottom: 5px;
    color: #555;
}

.input-group input {
    width: 100%;
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 5px;
    box-sizing: border-box;
}

.login-button {
    width: 100%;
    padding: 10px;
    background: #71b7e6;
    border: none;
    border-radius: 5px;
    color: #fff;
    font-size: 16px;
    cursor: pointer;
    transition: background 0.3s ease;
}

.login-button:hover {
    background: #9b59b6;
}

.messages {
    margin-top: 20px;
    color: red;
}